Potomac Heights
EPA ID: MD0080038 · 1,800 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Potomac Heights (MD0080038): no drinking-water violations recorded since 2021. Federal SDWIS data returns no violation records for Potomac Heights, the supplier serving 1,800 residents - a statement about the EPA file rather than a measurement of contaminant levels in the water.
Data: EPA SDWIS
Service Area Map
Coverage area for Potomac Heights Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Potomac Heights have a median household income of $95,560 and about 10,254 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 61% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Potomac Heights's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Maryland
System Overview
Potomac Heights (EPA ID: MD0080038) is a community water system in Maryland that serves approximately 1,800 people from groundwater sources.
This system serves ZIP code 20640 in Indian Head.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by MD or modeled from parcel and building-footprint data.
- 20640 - Indian Head
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Potomac Heights (MD0080038) on EPA.gov.
Frequently Asked Questions
Is Potomac Heights water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Potomac Heights in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Potomac Heights serve?
Potomac Heights serves approximately 1,800 people across 1 ZIP code in Maryland.
Where does Potomac Heights get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Potomac Heights Water Quality Report, MD. https://zipcheckup.com/water-system/md0080038/
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title = {{Potomac Heights Water Quality Report, MD}},
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url = {https://zipcheckup.com/water-system/md0080038/}
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